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(11)

EP 3 302 850 A1

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(43) Date of publication: 11.04.2018 Bulletin 2018/15 (21) Application number: 16856142.1 (22) Date of filing: 13.10.2016

(51) International Patent Classification (IPC):  B22C 23/02(2006.01) B22C 9/10(2006.01) B22C 9/04(2006.01) (86) International application number: PCT/US2016/056728 (87) International publication number: WO 2017/066374 (20.04.2017 Gazette 2017/16)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 13.10.2015 US 201562240727 P (71) Applicant: Metal Casting Technology, Incorporated Milford, New Hampshire 03055 (US)	(72) Inventors: BIEDERMAN, Scott W. New Boston, New Hampshire 03070 (US) BONAVENTURA, Thomas Lyndeborough, New Hampshire 03082 (US) DODD, Patrick E. Manchester, New Hampshire 03109 (US) MICHALIK, Joseph C. Derry, New Hampshire 03038 (US) (74) Representative: Manitz Finsterwald Patentanwälte PartmbB  Martin-Greif-Strasse 1 80336 München 80336 München (DE)